Food Derived TripeptideCopper Self Healing Hydrogel for Infected Wound Healing Biomaterials Research GHK Cu Topical Cream Peptide GHK CU Cream Concierge MD What are your thoughts on peptides like GHK CU and BPC 157 (those not FDA approved) I am seeing providers offer them and do see that they can be helpful but if they aren't Amazon.com: Skin Perfection Copper Peptide Serum GHK CU 1% for Face & Hair Copper Peptides for Skin, Hair, & Scalp 1% Blue Liquid for Face, Neck, Body, Scalp Multi Use Serum Booster with